Description
The B501AUS-IV is a high-quality addressable detector base designed for intelligent fire detection systems. This plug-in base accommodates compatible intelligent detector heads and supports analogue-addressable loop wiring as required in commercial and industrial installations.
Mount it easily onto standard 4″ electrical boxes (50 mm, 60 mm, 70 mm centres), connect the loop (+/-) and remote indicator terminals, and you’re set. Ideal for upgrading existing systems or planning new builds where addressable detection is preferred.
💡 Key Features
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Plug-in weight-reduced base for use with intelligent/analogue detectors.
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Screw-terminal wiring for loop (+) and (−) plus remote indicator connection.
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Tamper-resist option available to protect the installed detector head.
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Available in Ivory color (“-IV” suffix) to match interior finishes.
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Suitable for detector heads across the System Sensor/Notifier intelligent rang